1025644-92-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1025644-92-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,5,6,4 and 4 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1025644-92:
(9*1)+(8*0)+(7*2)+(6*5)+(5*6)+(4*4)+(3*4)+(2*9)+(1*2)=131
131 % 10 = 1
So 1025644-92-1 is a valid CAS Registry Number.